Kenwood DV-502 Service Manual page 14

K L
MAIN BOARD
Q Q
+5V
3 7 6 3 1 5 1 5 0
+2.5V
3.3V
+3.3V +3.3V
HEX UNBUFFERED
INVERTER
IC501
0V 1
2
1.2V 3
R501
1.2V 4
0V 5
100
Q202
Q201 R250 R249 6
56 47
0V 7
104
ADC LRCLK
103
RA307 47
ADC SCLK
102
SMI DATA(15) 102
101
SMI DATA(14) 101
100
SMI DATA(13) 100
99 IC301
SMI DATA(12) 99 C304
98 0.1 3.3V
SMI DATA(11)
RA306 47
97
SMI DATA(10) C305 84
98
96 0V 0.1
VSS
97
93 85
95 1.4V 92 86
SMI CLK OUT
94 2.5V
VDD2 5 +2.5V
93 87
SMI DATA(9)
C306 88
92
RA305 47
SMI DATA(8)
0.1
91
SMI DATA(7) 91
10
90
89
SMI DATA(6) 90
89
90
SMI DATA(5) 89
12
88
SMI DATA(4) 88
13
C307 91
RA304 47
0.1 14
87
SMI DATA(3) 87 15
86 79
SMI DATA(2) 86 16
78
85
SMI DATA(1) 85 17
84 77
SMI DATA(0) 84
18
83 0V
76
VSS
19
1.4V
74
R309 47 20
82
72
SMI CLK IN 82
81
73
VDD3 3 +3.3V
3.3V T E 22
L 1 3 9 4 2 2 9 6 5 1 3
80 0V R308 47 70
SMI DQMU 80 23
69
R307 47
79 0V
24
SMI DQML 79
68
25
78 3.1V R306 47
67
SMI WE 78
26
77 2.9V R305 47 C308 66
SMI CAS 77 0.1
27
R304 47
76 3.1V
SMI RAS 76
75
SMI CS(1)
74 2.1V R303 47
SMI CS(0) 74
R302 47
73 0V
SMI ADR(13) 73
72 0.2V R301 47
SMI ADR(12) 72
RA303 47
71 0V
SMI ADR(11) 71 2.5V
70 2.8V
SMI ADR(10) 70
69 0V
SMI ADR(0) 69
68 0V
SMI ADR(1) 68
C220R
RA302 47
470u10
67 0.2V 27
SMI ADR(2) 67 + +
4.2V
66 0.2V
SMI ADR(3) 66
R OUT
65 0V
VSS 63
62
64 2.5V
VDD2 5 +2.5V
63 0V
SMI ADR(9)
62 0V
RA301 47
SMI ADR(8)
61 0.2V
SMI ADR(7) 61
60
SMI ADR(6) 60
59
C220G
SMI ADR(5) 59
58 470u10
SMI ADR(4) 58 26
+
R235 47
57
4.2V
SPDIF OUT 57
56 1.5V R234 47 G OUT
DAC LRCLK 56
55 1.5V R233 47
DAC PCM CLK 55
54
DAC PCM OUT2
53
DAC PCM OUT1
52
C220B
w w w
470u10
25
51 +
4.2V
B OUT
.
3.3V
M N
1
IC201 : STI5519
IC202 : M24C02WM
IC301 : KS641632D
IC401 : M29W800AT*
IC501 : M74HCU04M
ICM21 : KA8082
Q201,202 : KTC3198
L501
14 3.3V
QM201 : KTC3198Y
VCC
AO
QM202 : KTA1267
Q220R,220G,220B : KTN2907
QO 13 1.5V
A3 DM201 : UZ5V6
A1 12 1.2V
R503
DM202 : RB4
Q3
1M
11 0V
DM203,204 : IN4148
Q1 A4
10
A2 Q4
X501
9 0V
Q2 A5
J201 J202
8
GND Q5 0 0
203
3.3V
202
SDRAM
115
R237 47
110
1 54
R238
VCC VSS
2 53 47
DQ0 DQ15 102 113
3 52 R239
VCC Q VSS Q
47
4 51 112
DQ1 DQ14 101
5 50
C310
DQ2 DQ13 100 R240
6 49 0.1
47
VSS Q VCC Q
111
7 48
DQ3 DQ12 99
+5V
8 47
DQ4 DQ11 98
197
9 46
VCC Q VSS Q 200
45
14
DQ5 DQ10 97
11 44 R241 47
C309
DQ6 DQ9 93
109
0.1
43
VSS Q VCC Q
42
DQ7 DQ8 92
41
VCC VSS
40
LDQM NC
39
WE UDDM 80
38
CAS CLK 82 9.0V
+8V
37 R315
RAS CKE
36 47K
CS NC
12.2V
35
+12V
BA0 A11 71
2.5V
21 34
+2.5V
BA1 A9 63
33
A10 A8 62
5.3V
32
+5V
A0 A7 61
31
A6
A1 60
30
3.3V
A2 A5 59
+3.3V
29
4.9V
A3 A4 58
+5.6V
28
VCC VSS 208
2
+5V
14
R314
0
+3.3V
17
R226R
10
R224R C221R
12 3300P
4.8V R225R
8.2
L220R
Q220R
2.7uH
27 25
2.6V
26
R226G
27
10 L210
5.9V
R224G C221G
32
12 3300P
4.8V
R225G
34
8.2
L220G
Q220G
33
2.7uH
26
2.6V
14
R226B
10
46
R224B C221B 44 17
12 3300P
45
4.8V R225B
55
8.2
51
L220B
52
Q220B
2.7uH
x a o
56
25
y
2.6V
42
57
i
3
1
6
+3.3V
+2.5V
+5.6V
+5V
+12V
+8V
O P
8
* Refer to parts list.
DV-502/503
DESTINATION C502,
R205
503
COUNTRY ABB.
U.S.A. K
22P 15K
CANADA P
DVF-3050-S
DESTINATION C502,
R205
COUNTRY ABB. 503
2
U.K. TS
24P 10K
EUROPE ES
PX/AFFES YS
GENERAL MARKET MS 22P 15K
SOUTH AFRICA M3
JTAG TEST
CONNECTION
OUTPUT BOARD
W-6
CP203
1 TRGI OUT
2 TRGI IN
3 GND(OPTION)
CN805
4 TMS 9.0V
+9V 1 +8V
5 GND
A GND 2
6 TCK
-8.5V
-8V 3 8V
7 GND
12.2V
+12V 4 +12V
8 TDI
0.7V
RESET 5
9 GND
+3.5VD 6 +3.3V
10 TDO
D GND 7
11 +5VD
2.5V
+2.5VD 8
12 TXD(JIG)
5.3V
+5VD 9
13 RXD(JIG)
12.2V
+12VM 10
JTAG RST
M GND 11
15 TRST
9.0V
+9VM 12
CP204
1 M GND
CP802
2 +8V MOTOR
M GND 1
3 M GND
+8VM 2 +8V
4 +12V MOTOR M GND 3
5 +2V5D
Q Q +12VM 4
6 D GND
3 7 6 3
+2.5VD 5
7 +5VD
D GND 6
8 D GND
+5VD 7 +5V +5V
CC802
9 +3V3D D GND 8
10 +5V6S 3.3V
+3.3VD 9 +3.3V
11 AUDIO MUTE
+5V6S 10
12 VIDEO M
A MUTE 11
13 +5VV
V MUTE 12
V GND 5.9V
+5VA 13 +5V
15 P/CTL V GND 14
16 NC CLK
RESET 15
NC DATA
18 HP MUTE
19 HP IND
CP801
B 1 1
A GND 2 1
G 3 3
A GND 4 3
R 5 5
A GND 6 5
CP205
Y 7 7
1 B OUT(Cb)
A GND 8
2 A GND
CVBS 9 9
3 G OUT(Y)
A GND 10
4 A GND
C 11 11
5 R OUT(Cr)
A GND 12
6 A GND
NC 13
7 Y OUT
DAC A GND 14
8 A GND
9 CVBS DAC D GND 15
10 A GND
R825 0
11 C OUT
PCM1748E CS 16 16
12 A GND
CC801
R824 0
PCM1748E CLK 17 17
13 MUTE(PCMI738E)
R823 0
DAC A GND
PCM1748E DA 18 18
R822 0
15 DAC D GND
PCM CLK 19 19
R821 0
16 CS(DAC CS) 3.3V
BCK 20 20
MC(DAC CLK)
R817 0
PCM OUT 21 21
18 MDI(DAC DATA)
R816 0
19 SCKI(PCM CLK) LR CLK 22 22
20 BCK(PCM BICK) NC 23
R815 0 R830
21 PCM DATA D(PCM OUT) SPDIF 24 24
2.2uH
u 1 6 3
22 PCM LRCLK D GND 25
5.9V
23 RESET(PCM1738E)
16:9 26 26
24 SPDIF
BLANK 27 27
25 D GND .
TV/AUX 28 28
26 16.9 NC 29
27 BLANK
28 TV/AUX
29 NC
Q R
2 4
9 9
VDF-3050/3550
DESTINATION C502,
R205
503
COUNTRY ABB.
U.K. T
24P 10K
EUROPE E
PX/AFFES Y 22P 15K
VDF-3550-S
DESTINATION
C502,
R205
COUNTRY ABB. 503
U.K. TS
24P 10K
EUROPE ES
PX/AFFES YS
GENERAL MARKET MS
22P 15K
UAE M2
AUSTRALIA XS
R856
0
R855 C865
12 3300P
C860 5.2V R854
470u10 8.2
9
+
L806
4.5V Q815
Q804 E,T TYPE
2.7uH
ONLY
CVBS
2.9V R865
56
R862
0
R861 C871
12 3300P
R829 0
5.2V
C866 R860
470u10 8.2
EXCEPT
11
+
E,T TYPE
L807
4.5V Q807
2.7uH
C
2.9V
1 5 1 5 0 8 9 2
R850
0
R849 C859
12 3300P
C824 5.2V R848
470u10 8.2
7
+
L805
4.5V
Q803
2.7uH
Y
2.9V
5
1
IC806
R842 R844
0 0
9.0V 5.9V
+8V IN OUT +5V 3
GND
R884 V MUTE Q814
100
+5V
+5V
+8V
8V
24
IC801
DAC/PCM
1 16 C811L R813L R814L
OUT
BCK SCK
47u16 5.6K 3.9K
2 15
DATA ML +
3 14
LRCK MC
4 13
D GND MD
m
12
ZERO L
11
ZERO R
5
10
+3.3V VDD
c o
V COM
L812
6
VCC C811R R813R R814R
1K 7
9 47u16 5.6K 3.9K
OUT L
A GND
8
+
OUT R
OPE
AMP
S T
2
8 9 9
IC801 : PCM1748KE
IC802 : BA4560F
IC805 : GP1F32T
IC806 : KIA7806
Q801,814,815 : KTC3875Y
Q802 : KTA1504Y
Q803,804,807 : KTN2907
Q805 : DTC114YKA
Q808-813 : KTD1304
Q803L,803R : DTC323TK
Q804L : DTA114YKA
D804 : ISS355
D805 : 1N4148
CN806
AGND
1
CVBS
2
AGND
3
GREEN
3 4
AGND
5
RED
5 6
AGND
7
BLUE
1 8
+12V
BLANK
27 9
TV/AUX
28 10
16.9
26 11
E,T TYPE
ONLY
R872
0
CN803 +12V
(SCART)
R886
+12V 1
120
AGND
Q809
2
L-ch
3
AGND
4
R-ch
5
R875
0
JK803-A
4 R887 9 8 2 9 9
6
120
Q810
VIDEO
JK803-B
OUT
3 1
R873
0
4 2
R885
120
Q808
JK804
R877
0 6
Cr
R876
0 7
COMPONENT
Cb
VIDEO OUT
R874
0 8
Y
9
R881 R880 R882
120 120 120
10
Q812 Q811 Q813
EXCEPT
(E,T TYPE)
R804
10
5.3V
+5V
+8V
8V
Q801
R802
-8.5V 0
Q802
R807 C803
0 0.01
IC802-A-B-A
C816L R826L
5
47u16 100
7
6
+
Q803L
4
C820 R827
47u16 330
+
R831
820K
IC802-A-B-B
C816R R826R
3
47u16 100
1
2
+
Q803R
8
R828
Q804L
100 9.0V
D804